Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/666831e6f7554a429e2b68628475a32f : RETRY_LIMIT in 3m 48s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/244eb549d1a644baa4d7218070672c24 : FAILURE in 4m 01s